The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2002
Filed:
Jan. 11, 2001
Applicant:
Inventor:
Pasquale Angione, Paris, FR;
Assignee:
Valeo, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 1/000 ;
U.S. Cl.
CPC ...
F16J 1/000 ;
Abstract
A hydraulic control device for a motor vehicle clutch, comprising at least a control cylinder ( ) wherein the cylinder ( ) comprises a substantially tubular cylinder body ( ) wherein a piston ( ) slides axially defining a cylindrical hydraulic chamber ( ), wherein the cylinder body ( ) comprises a main body ( ) and a rear tube ( ) guiding the piston ( ). The rear tube ( ) and the main body ( ) co-operate through matching cylindrical surfaces to enable the rear tube ( ) and the main body ( ) to be assembled by axial nesting and laser welding.